A detailed history of Simplex Trading, LLC transactions in Gritstone Bio, Inc. stock. As of the latest transaction made, Simplex Trading, LLC holds 17,116 shares of GRTS stock, worth $513. This represents 0.0% of its overall portfolio holdings.

Number of Shares
17,116
Previous 26,292 34.9%
Holding current value
$513
Previous $16,000 43.75%
% of portfolio
0.0%
Previous 0.0%

Shares

8 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2024

Nov 08, 2024

SELL
$0.45 - $0.71 $4,129 - $6,514
-9,176 Reduced 34.9%
17,116 $9,000
Q2 2024

Jul 25, 2024

BUY
$0.62 - $2.35 $16,301 - $61,786
26,292 New
26,292 $16,000
Q4 2023

Feb 02, 2024

BUY
$1.28 - $2.85 $29,660 - $66,040
23,172 New
23,172 $47,000
Q4 2022

Feb 02, 2023

SELL
$2.17 - $3.92 $30,926 - $55,867
-14,252 Reduced 66.1%
7,308 $25,000
Q3 2022

Nov 04, 2022

BUY
$2.46 - $4.75 $53,037 - $102,410
21,560 New
21,560 $55,000
Q2 2022

Aug 03, 2022

SELL
$1.77 - $4.34 $70,132 - $171,963
-39,623 Closed
0 $0
Q1 2022

May 02, 2022

SELL
$4.03 - $12.19 $79,407 - $240,191
-19,704 Reduced 33.21%
39,623 $163,000
Q4 2021

Feb 23, 2022

BUY
$8.76 - $13.71 $519,704 - $813,373
59,327 New
59,327 $762,000

Others Institutions Holding GRTS

About Gritstone bio, Inc.


  • Ticker GRTS
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 73,006,896
  • Market Cap $2.19M
  • Description
  • Gritstone bio, Inc., a clinical-stage biotechnology company, engages in developing immunotherapies against multiple cancer types and infectious diseases. Its lead product candidate is GRANITE, a neoantigen-based immunotherapy for the treatment of solid tumors, including metastatic non-small cell lung cancer, as well as gastroesophageal, bladder ...
More about GRTS
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